id string | question string | choices list | answer_key string | source string |
|---|---|---|---|---|
5a160606-1a41-400a-8471-ec9c633e4ddf | Glucose, fructose, and other sugars that have six carbons are called what? | [
"alcohols",
"fluxes",
"catalysts",
"hexoses"
] | hexoses | sciq |
6ef714aa-7caf-4dd7-912b-6d909737b25e | What is precipitation that flows over the surface of the land? | [
"seawater",
"blizzard",
"storm surge",
"runoff"
] | runoff | sciq |
7dac2343-1288-4d81-a2e3-413df0c870e8 | What is the method that is a plan for asking questions and testing possible answers called? | [
"forecasting",
"independent variable",
"scientific investigation",
"sample size"
] | scientific investigation | sciq |
ff52bd20-206e-4052-9055-3a41bc120f01 | What branch of physics deals with the smallest units of elements and compounds? | [
"gravity",
"quantum",
"atomic",
"oxygen"
] | atomic | sciq |
bc48553c-a6b9-492e-a7fd-74d2f937a646 | What kinds of acids are proteins made out of? | [
"amino acids",
"acetic acids",
"protein acids",
"sequence acids"
] | amino acids | sciq |
e2d91f66-6feb-44f4-a315-84185c22747f | Whisk ferns have yellow sporangia and no what? | [
"roots",
"leaves",
"stems",
"flowers"
] | leaves | sciq |
ef114f9d-2806-488a-9e15-55bbebbd6aa2 | Do tropical regions have very high or very low rates of immigration? | [
"too high",
"very high",
"medium",
"low"
] | very high | sciq |
7dab3e54-3031-46a8-8fbb-32a3c2cfc95a | What type of experiment involves two identical experiments carried out side-by-side, with and without an independent variable? | [
"controlled experiment",
"blind test",
"trial run",
"defined experiment"
] | controlled experiment | sciq |
0a56c4d5-a0a8-4c3a-99e0-63a1e8bcc2e3 | How does the core of the sun radiate energy? | [
"carbon radiation",
"nuclear fission",
"electrical radiation",
"nuclear fusion"
] | nuclear fusion | sciq |
4fe554ec-134a-4daf-9308-68b4f44521ab | What is the concentration of gas molecules in the mesosphere? | [
"medium density",
"low density",
"high density",
"very low density"
] | very low density | sciq |
07660e97-2edf-4d68-be4e-735141719aa8 | What type of energy causes erosion at the shore? | [
"potential",
"kinetic",
"wave",
"tidal"
] | wave | sciq |
1e8e7fb9-a8ae-4ca9-afb8-8435021755f7 | Long distance runners try to maintain constant velocity with very little acceleration or deceleration to conserve what? | [
"fuel",
"energy",
"momentum",
"pressure"
] | energy | sciq |
19399b91-569a-4b28-bc4e-7692caf379ce | What is the smallest particle of an element that still has the element’s properties? | [
"an electron",
"an ion",
"a nucleus",
"an atom"
] | an atom | sciq |
60911e1c-f202-4547-a715-37c295a18b07 | A biofilm is a colony of what that is stuck to a surface such as a rock or a host’s tissues? | [
"eukaryotes",
"vacuoles",
"insects",
"prokaryotes"
] | prokaryotes | sciq |
30b274df-d509-4af5-bac4-0110d253c90e | The stem of a horsetail is characterized by the presence of joints, or nodes: hence the name arthrophyta, which means this? | [
"elongated plant",
"molted plant",
"solid plant",
"jointed plant"
] | jointed plant | sciq |
954d5401-dc3d-4055-be92-ec1b067603fd | What do power plants burn to generate electricity? | [
"timber",
"biofuel",
"fossil fuels",
"nuclear fuel"
] | fossil fuels | sciq |
9f3598a0-6748-4293-936c-a57dfe73fe1b | What organ lets us understand what we see, hear, or sense in other ways, and allows us to use language, learn, think, and remember? | [
"Kidneys",
"bone",
"brain",
"heart"
] | brain | sciq |
be5d76c8-af25-45ea-8c03-66788c61882a | What is the more common term for ethanoic acid, the active substance in vinegar? | [
"methyl acid",
"acetic acid",
"polymer acid",
"amino acid"
] | acetic acid | sciq |
5553b385-a8f0-43c6-9491-2515268460ed | What type of pollution results from the contaminants that enter a waterway or water body through a single site? | [
"targeted source pollution",
"liquid source pollution",
"simple source pollution",
"point source pollution"
] | point source pollution | sciq |
6c2c6f84-a055-4623-b27c-5c5b2fc3a571 | What are the "chemical messenger" molecules used by the endocrine system? | [
"acids",
"axons",
"hormones",
"enzymes"
] | hormones | sciq |
32543ab8-d6d0-452d-b29f-19589e1f62f9 | Many innovative farming methods can prevent what type of erosion, which is especially important in agriculture? | [
"vegetable erosion",
"fertilizer erosion",
"soil erosion",
"plains erosion"
] | soil erosion | sciq |
771a1eda-1f5a-4023-932c-02269a8b06be | As the atoms approach one another, their electron clouds gradually begin to do what? | [
"overlap",
"magnetize",
"shrink",
"disappear"
] | overlap | sciq |
7f13dc88-c06b-4d7f-ac1c-99e0879743eb | What force holds together both types of star clusters? | [
"gravity",
"magnetism",
"inertia",
"weight"
] | gravity | sciq |
2e1515c1-637d-490c-bdb4-966e0689a88a | What are the rod-like structures made of short microtubules that play an important part in cellular division? | [
"centrioles",
"fibrils",
"cilia",
"mitochondria"
] | centrioles | sciq |
9f325a36-1d8d-44fe-ae64-d39c0e6f5bdb | Vertebrates with four limbs are also called what? | [
"tetrapods",
"Mammals",
"Amphibians",
"Birds"
] | tetrapods | sciq |
1eabae5a-f063-409e-addd-115bd2970d73 | What is the name of the disorder of the arteries in which cholesterol and other materials are deposited on the interior of the arterial wall? | [
"atherosclerosis",
"arthritis",
"paralysis",
"anemia"
] | atherosclerosis | sciq |
b03e6af9-621b-4daf-9be9-d9e0d9dd1bfc | What is defined as a close relationship between organisms of different species in which at least one of the organisms benefits? | [
"parasitic",
"co-operative",
"symbiosis",
"endosymbiosis"
] | symbiosis | sciq |
4cd9960b-34c8-4f1d-80b8-8194a743391e | What do you call the force identified by a north and south pole? | [
"magnetism",
"normal force",
"gravity",
"buoyancy"
] | magnetism | sciq |
17e0664b-9d7c-4b64-a00f-232a92a867d3 | The voltage of a voltaic cell can be determined by the reduction potentials of what? | [
"old reactions",
"full reactions",
"half reactions",
"thermal reactions"
] | half reactions | sciq |
660c2773-4fa3-4c3a-8b2f-5e885847929e | What type of fatty acids have bent chains? | [
"lipids",
"cholesterol",
"saturated fatty acids",
"unsaturated fatty acids"
] | unsaturated fatty acids | sciq |
74711f5f-fbd9-4aba-a4f9-deec6e7a6306 | All seed plants and a few seedless vascular plants are what? | [
"homosporous",
"zygotes",
"protozoans",
"heterosporous"
] | heterosporous | sciq |
5851cb0f-9898-4c6a-a5a4-f0cfc187e1b8 | The three segments of arthropods are the head, thorax and what? | [
"abdomen",
"chest",
"antennae",
"appendages"
] | abdomen | sciq |
52f249da-adb4-497c-8568-0efab1b03e27 | A notochord has in common with what vertbrate structure? | [
"rip chord",
"rib cage",
"spinal cord",
"trichord"
] | spinal cord | sciq |
158a8cbb-2123-414c-93e3-e1c8e40d8792 | Most members of what mammalian order possess opposable thumbs? | [
"rodents",
"primates",
"marsupials",
"amphibians"
] | primates | sciq |
8678aa00-afdb-4bd4-b3ac-cccc8162ed71 | What refers to a group of individual organisms of the same species that live closely together? | [
"a colony",
"a enviroment",
"a flock",
"a habitat"
] | a colony | sciq |
d8800e80-c902-4b85-b6e6-a40c816d0a66 | The rise in greenhouse gases has what effect on the temperature of earth? | [
"it increases",
"it drops",
"more moderate",
"no effect"
] | it increases | sciq |
c63e9575-069f-435a-b2fc-46656c3e7914 | What two types of atoms bond to form sulfate minerals? | [
"oxygen and sulfur",
"oxygen and calcium",
"oxygen and carbon",
"carbon and sulfur"
] | oxygen and sulfur | sciq |
c65cbaec-4d40-45c7-b45a-0410ef93e165 | Where does groundwater primarily come from? | [
"sediment",
"evaporation",
"precipitation",
"erosion"
] | precipitation | sciq |
ae227d4f-6ad0-404f-a9e6-baf5ce8de920 | What determines sex in animals? | [
"ribosomes",
"sex chromosomes",
"cell structure",
"cell density"
] | sex chromosomes | sciq |
747d2ad1-1e0a-404c-beac-043770e46254 | The joints of the carpal bones in the wrist are examples of what type of joints? | [
"digit joints",
"isojoints",
"planar joints",
"filter joints"
] | planar joints | sciq |
4a2f5947-c9eb-4068-890a-7079848ffb75 | If a unit is named after a person it needs to be? | [
"squandered",
"capitalized",
"short",
"forgotten"
] | capitalized | sciq |
b2d1bcc0-6824-44da-aff0-608242aa19ff | What is the name for the inner lining of the uterus? | [
"the uterine shell",
"the epidermis",
"cuticle",
"the endometrium"
] | the endometrium | sciq |
72bd36b6-9f6e-4c75-b9c5-be3442bcf09c | What is it called when currents keep reversing direction? | [
"stream current",
"emitting current",
"alternating current",
"circle current"
] | alternating current | sciq |
a592e07d-5313-4aa4-8d60-a31c08a44e92 | What is the name given to anything that has mass and takes up space? | [
"matter",
"organism",
"vacuum",
"molecule"
] | matter | sciq |
751b502e-d4ab-4927-ac6f-045a541df408 | What is the upper most level of earth's layers called? | [
"crust",
"surface",
"volcanic",
"mantle"
] | crust | sciq |
c0a58d0e-cb44-49b2-84c7-8b9ae1589b3a | What are secreted into the gi tract by organs of the gi tract or from a nearby gland named the pancreas? | [
"digestive enzymes",
"stomach acid",
"bile",
"insulin and pepsin"
] | digestive enzymes | sciq |
e6f33f14-c401-4cf0-b887-5a9a20624f0c | In what organ does pepsin help break down proteins? | [
"kidney",
"stomach",
"liver",
"skin"
] | stomach | sciq |
4af0347d-3982-4be8-84e4-d9d40df7e97e | What begins when a neuron receives a chemical stimulus? | [
"a metabolism impulse",
"a induce impulse",
"nerve reaction",
"a nerve impulse"
] | a nerve impulse | sciq |
778d2036-98c4-4216-9ca4-133d71cbbba6 | Pink snapdragons are an example of what? | [
"incomplete dominance",
"nh3 hybridization",
"cloning",
"grafting"
] | incomplete dominance | sciq |
82f23c87-9c3c-4d7c-a33f-b13eb95aeb41 | Air quality is a measure of what in the air? | [
"gases",
"pollutants",
"water",
"clouds"
] | pollutants | sciq |
12769758-d40b-4085-b830-5e4e76bb7fe4 | What do solar cells convert the energy in sunlight into? | [
"experimental energy",
"electrical energy",
"free energy",
"subsequent energy"
] | electrical energy | sciq |
d1764bae-96dd-4214-8152-fe134062e594 | Both endotherms and ectotherms control what through behavioral responses to changes in the environment? | [
"body temperature",
"hormones",
"sleep cycles",
"gas temperature"
] | body temperature | sciq |
025760dd-b5e1-416e-960a-37f10988f07d | What occurs when the bronchioles swell and the muscles around the bronchioles contract? | [
"asthma",
"allergies",
"bronchitis",
"nausea"
] | asthma | sciq |
63d9621b-6b54-4df9-a910-4c1ba43da4bb | What giant planet is far away from and much less dense than earth? | [
"uranus",
"venus",
"jupiter",
"mars"
] | jupiter | sciq |
de8bcddf-6aec-4083-874a-c43c5cf6c804 | Bacteria, viruses, fungi, and protozoa are examples of what, the term for a disease-causing microorganism? | [
"pathogen",
"germ",
"microbe",
"fungus"
] | pathogen | sciq |
e13c6482-0dd7-4cfa-9915-ef8b9deb3bb1 | Newton’s third law of motion describes what property of forces that means balance? | [
"acceleration",
"magnetism",
"symmetry",
"gravity"
] | symmetry | sciq |
9de4ad80-5ab3-46f8-8ae3-025db757aa64 | Translation is the second part of the central dogma of what? | [
"relativity",
"string theory",
"molecular biology",
"molecular gastronomy"
] | molecular biology | sciq |
7d5dfa3b-1fbb-44af-b039-22ca9a1724f9 | What helps us see rainbows in the sky? | [
"spectral light",
"myopia",
"visible light",
"prism"
] | visible light | sciq |
ca23144c-8622-4e01-ab23-c20174d365fc | How the individuals in a population are spread throughout their habitat is referred to as what? | [
"population habitation",
"population distribution",
"population spread",
"habitual distribution"
] | population distribution | sciq |
9c0a5979-446b-4e5c-ad63-de8b7dc90601 | The passenger pigeon, the dodo bird, and the woolly mammoth represent individual cases of what fate? | [
"accumulation",
"compression",
"isolation",
"extinction"
] | extinction | sciq |
fd143c93-a74a-404b-bc93-35f33ccd11c8 | Both fats and oils are made up of long chains of carbon atoms that are bonded together. what are these chains called? | [
"metabolic acids",
"amino acids",
"fatty acids",
"nucleic acids"
] | fatty acids | sciq |
7d5cae7b-ccee-463d-b810-59a19a650839 | What adds phosphate groups to receptor proteins at the surface of the cell? | [
"protein kinases",
"nitrogen kinases",
"receptor kinases",
"brain kinases"
] | receptor kinases | sciq |
05769fb1-d96c-4357-bd9a-a95e2ac515ad | Cold fronts in winter may bring what type of storm? | [
"snow storm",
"typhoon",
"showers",
"monsoon"
] | snow storm | sciq |
19ff93ae-1ef7-4f7b-9fb6-3a2f455935d9 | What is added to alcohol and used as an antiseptic? | [
"arsenic",
"chloride",
"iodine",
"chlorine"
] | iodine | sciq |
9ed04f16-2959-408f-8fd0-da6f68f1329b | Excretion of ions occurs mainly through what organ? | [
"tissues",
"Heart",
"kidneys",
"lungs"
] | kidneys | sciq |
54e2026c-5da6-4cd8-b010-f01a94ae4fce | Acids can also react with metals, and when they do they produce what? | [
"rust",
"potassium gas",
"alloys",
"hydrogen gas"
] | hydrogen gas | sciq |
e0b51679-9eb0-4042-a612-d663a256b96f | Convection is the transfer of what type of energy by particles moving through a fluid? | [
"Chemical",
"atmospheric",
"Nuclear",
"thermal"
] | thermal | sciq |
1563d9b1-dd57-4fa4-bc9f-ca94bf44fe79 | Foresters commonly inoculate pine seedlings with a type of what to promote growth? | [
"proteins",
"soil",
"yeast",
"fungi"
] | fungi | sciq |
1f161898-5ad4-4441-a8fa-254e483af013 | What are animal fats and oils such as olive and vegetable oil classified as? | [
"lipids",
"proteins",
"inorganic compounds",
"amino acids"
] | lipids | sciq |
a18fed4c-07a7-4f64-83a2-af17b7aa8c2f | What type of alloys are used in musical instruments? | [
"copper",
"plastics",
"bronze",
"brass"
] | brass | sciq |
e2c8bc40-a9e2-44e1-be6b-8ea173447081 | Osteoclasts and osteoblasts play key roles in repair of what? | [
"liver",
"bone",
"brain",
"heart"
] | bone | sciq |
45b6c888-38f8-4565-8141-6a037828f797 | What is the general shape of centrioles? | [
"rod",
"spherical",
"oval",
"arc"
] | rod | sciq |
e409eba0-3d4d-4841-84d6-98248e29fe53 | Why does water infiltrate the ground? | [
"gravity",
"prolonged drought conditions",
"run-off from flooding",
"because soil and rocks are porous"
] | because soil and rocks are porous | sciq |
9427a23d-731a-4fda-b32c-e2eb35a7796f | What is the upward force exerted by fluids when any object, such as a boat, is placed in it? | [
"atomic force",
"human force",
"bouyant force",
"impetuous force"
] | bouyant force | sciq |
5ee2ec21-9aac-40f7-a049-11a6ac9477b8 | What do dendrites receive signals from? | [
"fibers",
"neurons",
"electrons",
"hormones"
] | neurons | sciq |
1b8b21aa-d392-45c3-b2ec-c48cea6ed2ad | What is the term for the exchange of genetic material between non-sister chromatids of homologous chromosomes? | [
"asexual reproduction",
"crossing-over",
"meiosis",
"inheritance"
] | crossing-over | sciq |
2d9b4b4f-9455-4dae-9d65-e9a6f12e7f5d | What must be overcome to change the motion of an object? | [
"density",
"inertia",
"pressure",
"weight"
] | inertia | sciq |
2d9ed229-d8e5-487a-a115-cb48013d83fb | Which action of the stomach helps chemical digestion by gastric juice? | [
"peristalsis",
"churning action",
"contraction",
"chewing"
] | churning action | sciq |
07e60c72-29cb-4314-8924-faf038e71fcf | What two lenses comprise a compound microscope? | [
"scope and focus",
"objective and eyepiece",
"polarized and focal",
"concave and convex"
] | objective and eyepiece | sciq |
ab3360ed-8194-47ee-ae7b-099060842221 | Physical and chemical differences help ecologists distinguish between freshwater and marine types of what? | [
"habitats",
"biomes",
"cities",
"microbiomes"
] | biomes | sciq |
e12af5fb-0ed2-491b-b182-f72b6fe545b6 | What are the organic compounds that the body needs in small amounts to function properly; humans need 13 different ones? | [
"minerals",
"nutrients",
"proteins",
"vitamins"
] | vitamins | sciq |
f69bc9ee-fba0-40d8-a3f6-1b49fcf01045 | To undo the tarnish on copper pennies, you can place them in what liquid? | [
"seawater",
"distilled water",
"honey",
"vinegar"
] | vinegar | sciq |
882b2dae-ef01-47df-a400-6e53c2ac48b0 | What kind of bonding between alcohol molecules means that more energy is required to convert the liquid to vapor, and boiling points are therefore high? | [
"stronger mineral bonding",
"stronger diffusion bonding",
"weaker carbon bonding",
"stronger hydrogen bonding"
] | stronger hydrogen bonding | sciq |
db131d3e-5e50-4738-8014-d967768f1a65 | During summer in the northern hemisphere, the north pole is tilted toward what? | [
"moon",
"the north star",
"sun",
"horizon"
] | sun | sciq |
29853288-5ade-4376-af3a-6b8f94658a7d | Also called lodestone, the mineral magnetite is the most powerful what? | [
"synthetic magnet",
"healing magnet",
"material on Earth",
"natural permanent magnet"
] | natural permanent magnet | sciq |
397e7062-57f3-4a04-bd52-cf4802de3aa2 | How many valves are in the heart? | [
"two",
"one",
"six",
"four"
] | four | sciq |
2f2dd2e2-ad86-4524-9773-413202fb89a6 | Momentum is directly related to both mass and? | [
"intensity",
"velocity",
"speed",
"mass"
] | velocity | sciq |
056ca0f8-9dc3-4051-b841-32ca9eb1101a | Bones are made up of different types of what? | [
"tissue",
"blood cells",
"cartilage",
"fiber"
] | tissue | sciq |
f949ebc0-b475-4b65-bf30-73f4951cc036 | What do metals typically lose to achieve stability? | [
"atoms",
"ions",
"electrons",
"molecules"
] | electrons | sciq |
655872b8-5c2f-4da0-9556-551e81fb8bf5 | What happens when a sperm and an egg cell combine? | [
"fertilization",
"migration",
"stimulation",
"manipulation"
] | fertilization | sciq |
0cdf8e17-0976-4931-8441-94c7b17b4b62 | What is the ability to change or move matter? | [
"temperature",
"density",
"volume",
"energy"
] | energy | sciq |
f6d402d0-6b0b-476c-9a45-d8cb12752e04 | How many weeks are in the life cycle of ladybugs | [
"four to six",
"three to six",
"nine to six",
"two to four"
] | four to six | sciq |
54062766-041a-4cf9-8efa-f989b8c41d7f | What is the respiratory pigment of almost every vertebrate? | [
"plasma",
"hemoglobin",
"insulin",
"iron"
] | hemoglobin | sciq |
4a900c61-b7ae-4e81-9811-9b97d99ddb23 | Objects moving at different speeds, in different directions have different what? | [
"electrons",
"vibrations",
"velocities",
"protons"
] | velocities | sciq |
1538d218-27dd-467e-85f7-2fa2279127ac | What type of compounds make up the cells and tissues of organisms? | [
"hormonal compounds",
"organic compounds",
"productive compounds",
"biochemical compounds"
] | biochemical compounds | sciq |
2909e2df-7a8d-460b-b33a-2059aa32bb96 | Meiosis and what process are both preceded by one round of dna replication; however, they differ in producing haploid or diploid daughter cells? | [
"fertilization",
"photosynthesis",
"mitosis",
"cloning"
] | mitosis | sciq |
4221b132-073c-4597-8cf2-4758a209c3c1 | In their pure form, all elements have an oxidation number of what? | [
"3",
"zero",
"7",
"2"
] | zero | sciq |
b1ed2b58-9368-4680-b99f-034b54c67de3 | What is a close relationship between two species in which at least one species benefits called? | [
"morphogenesis",
"parasitic",
"symbiosis",
"competition"
] | symbiosis | sciq |
74ff65bf-29a6-43ee-990a-2f3eeab7204a | Multiple sclerosis, huntington’s disease, parkinson’s disease, and alzheimer’s disease are example of diseases of which body system? | [
"muscular system",
"nervous system",
"lymphatic system",
"circulatory system"
] | nervous system | sciq |
4da2365c-56dc-48f8-882e-2c48de73e7d6 | What includes the living organisms in an area and the non-living aspects of the environment? | [
"habitat",
"outpost",
"degradation",
"ecosystem"
] | ecosystem | sciq |
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